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<?php $result = array ( 0 => array ( 'birth_place' => 'Administrasi Jakarta Barat', 'id' => '716', 'name' => 'Elvina Nuraini', 'birth_date' => '1975-08-28', 'gender' => 'female', ), 1 => array ( 'birth_place' => 'Administrasi Jakarta Barat', 'id' => '764', 'name' => 'Rina Kezia Novitasari', 'birth_date' => '1988-06-07', 'gender' => 'female', ), 2 => array ( 'birth_place' => 'Administrasi Jakarta Barat', 'id' => '922', 'name' => 'Viktor Firmansyah M.Pd', 'birth_date' => '1989-05-13', 'gender' => 'male', ), 3 => array ( 'birth_place' => 'Administrasi Jakarta Pusat', 'id' => '993', 'name' => 'Mursinin Banawa Marbun M.Pd', 'birth_date' => '1991-12-27', 'gender' => 'male', ), 4 => array ( 'birth_place' => 'Administrasi Jakarta Pusat', 'id' => '866', 'name' => 'Ibrahim Gunawan', 'birth_date' => '1995-01-01', 'gender' => 'male', ), ); var_export( array_values( array_reduce( $result, function($data, $row) { $group = $row['birth_place']; $data[$group] ??= [ 'birth_place' => $row['birth_place'], 'jumlah_data_user' => 0 ]; ++$data[$group]['jumlah_data_user']; unset($row['birth_place']); $data[$group]['users'][] = $row; return $data; } ) ) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Gk7B1
function name:  (null)
number of ops:  13
compiled vars:  !0 = $result
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   46     1        INIT_FCALL                                               'var_export'
   47     2        INIT_FCALL                                               'array_values'
   48     3        INIT_FCALL                                               'array_reduce'
   49     4        SEND_VAR                                                 !0
   50     5        DECLARE_LAMBDA_FUNCTION                          ~2      [0]
   60     6        SEND_VAL                                                 ~2
   48     7        DO_ICALL                                         $3      
   60     8        SEND_VAR                                                 $3
   47     9        DO_ICALL                                         $4      
   60    10        SEND_VAR                                                 $4
   46    11        DO_ICALL                                                 
   63    12      > RETURN                                                   1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Gk7B1
function name:  {closure}
number of ops:  23
compiled vars:  !0 = $data, !1 = $row, !2 = $group
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   50     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   51     2        FETCH_DIM_R                                      ~3      !1, 'birth_place'
          3        ASSIGN                                                   !2, ~3
   52     4        FETCH_DIM_IS                                     ~5      !0, !2
          5        COALESCE                                         ~6      ~5
   53     6        FETCH_DIM_R                                      ~7      !1, 'birth_place'
          7        INIT_ARRAY                                       ~8      ~7, 'birth_place'
   54     8        ADD_ARRAY_ELEMENT                                ~8      0, 'jumlah_data_user'
   52     9        ASSIGN_DIM                                       ~9      !0, !2
         10        OP_DATA                                                  ~8
         11        QM_ASSIGN                                        ~6      ~9
         12        FREE                                                     ~6
   56    13        FETCH_DIM_RW                                     $10     !0, !2
         14        FETCH_DIM_RW                                     $11     $10, 'jumlah_data_user'
         15        PRE_INC                                                  $11
   57    16        UNSET_DIM                                                !1, 'birth_place'
   58    17        FETCH_DIM_W                                      $13     !0, !2
         18        FETCH_DIM_W                                      $14     $13, 'users'
         19        ASSIGN_DIM                                               $14
         20        OP_DATA                                                  !1
   59    21      > RETURN                                                   !0
   60    22*     > RETURN                                                   null

End of Dynamic Function 0

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